Spinal nerves exiting the cord from the level of l4 to s4 form the

The question is incomplete as it does not have the options which are:

Sacral plexus

Explanation:

The spinal cord is considered an organ which is composed of the nervous tissues. The spinal cord passes through the vertebral column or foramen and based on these foramen is divided into 31 segments from which a bundle of nerves fiber exits.

The spinal cord is divided into the 5 lumbar and 5 sacral division in which the bundle of nerves which exit from the S1 to S4 which are also joined by the L4 and L5 are called the sacral plexus. The sacral plexus is formed of nerves which exit from the spinal cord to the pelvis and the lower limb.

Thus, Sacral plexus is correct.

answer; ////increased water pollution; ///////////////////////

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem